/Engine/Source/Runtime/InteractiveToolsFramework/Public/InteractiveTool.h
Enable/Disable a PropertySet object for this Tool. If found and state was modified, will broadcast OnPropertySetsModified
true if PropertySet was found
virtual bool SetToolPropertySourceEnabled ( [UInteractiveToolPropertySet](API\Runtime\InteractiveToolsFramework\UInteractiveToolPropertySet) * PropertySet, bool bEnabled )